Errata

   In the list of patents which expired on September 20, 2000 due
to failure to pay maintenance fees, in the OG of November 21, 2000,
Patent Number 4,771,542 should not have appeared since the maintenance
fee was timely paid.

   In the list of patents which expired on January 3, 2001 due to
failure to pay maintenance fees, in the OG of March 16, 2001, Patent
Number 5,175,584 should not have appeared since the maintenance fee was
timely paid.

   In the list of patents which expired on February 21, 2001 due
to failure to pay maintenance fees, in the OG of April 24, 2001, Patent
Number 4,806,997 should not have appeared since the maintenance fee was
timely paid.